1*7f2d47d8SEvgeniy Ivanov /* $NetBSD: zalloc.c,v 1.7 2009/03/18 16:00:21 cegger Exp $ */
2*7f2d47d8SEvgeniy Ivanov
3*7f2d47d8SEvgeniy Ivanov /*-
4*7f2d47d8SEvgeniy Ivanov * Copyright (c) 1999 The NetBSD Foundation, Inc.
5*7f2d47d8SEvgeniy Ivanov * All rights reserved.
6*7f2d47d8SEvgeniy Ivanov *
7*7f2d47d8SEvgeniy Ivanov * This code is derived from software contributed to The NetBSD Foundation
8*7f2d47d8SEvgeniy Ivanov * by Simon Burge.
9*7f2d47d8SEvgeniy Ivanov *
10*7f2d47d8SEvgeniy Ivanov * Redistribution and use in source and binary forms, with or without
11*7f2d47d8SEvgeniy Ivanov * modification, are permitted provided that the following conditions
12*7f2d47d8SEvgeniy Ivanov * are met:
13*7f2d47d8SEvgeniy Ivanov * 1. Redistributions of source code must retain the above copyright
14*7f2d47d8SEvgeniy Ivanov * notice, this list of conditions and the following disclaimer.
15*7f2d47d8SEvgeniy Ivanov * 2. Redistributions in binary form must reproduce the above copyright
16*7f2d47d8SEvgeniy Ivanov * notice, this list of conditions and the following disclaimer in the
17*7f2d47d8SEvgeniy Ivanov * documentation and/or other materials provided with the distribution.
18*7f2d47d8SEvgeniy Ivanov *
19*7f2d47d8SEvgeniy Ivanov * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*7f2d47d8SEvgeniy Ivanov * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*7f2d47d8SEvgeniy Ivanov * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*7f2d47d8SEvgeniy Ivanov * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*7f2d47d8SEvgeniy Ivanov * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*7f2d47d8SEvgeniy Ivanov * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*7f2d47d8SEvgeniy Ivanov * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*7f2d47d8SEvgeniy Ivanov * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*7f2d47d8SEvgeniy Ivanov * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*7f2d47d8SEvgeniy Ivanov * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*7f2d47d8SEvgeniy Ivanov * POSSIBILITY OF SUCH DAMAGE.
30*7f2d47d8SEvgeniy Ivanov */
31*7f2d47d8SEvgeniy Ivanov
32*7f2d47d8SEvgeniy Ivanov
33*7f2d47d8SEvgeniy Ivanov #include "zutil.h"
34*7f2d47d8SEvgeniy Ivanov #include <lib/libsa/stand.h>
35*7f2d47d8SEvgeniy Ivanov
36*7f2d47d8SEvgeniy Ivanov /*
37*7f2d47d8SEvgeniy Ivanov * A simple implementation of zcalloc and zcfree in terms of the libsa
38*7f2d47d8SEvgeniy Ivanov * alloc and free.
39*7f2d47d8SEvgeniy Ivanov */
40*7f2d47d8SEvgeniy Ivanov
41*7f2d47d8SEvgeniy Ivanov voidpf
zcalloc(voidpf opaque,unsigned int items,unsigned int size)42*7f2d47d8SEvgeniy Ivanov zcalloc(voidpf opaque, unsigned int items, unsigned int size)
43*7f2d47d8SEvgeniy Ivanov {
44*7f2d47d8SEvgeniy Ivanov unsigned int totalsize;
45*7f2d47d8SEvgeniy Ivanov
46*7f2d47d8SEvgeniy Ivanov totalsize = items * size;
47*7f2d47d8SEvgeniy Ivanov opaque = alloc(totalsize);
48*7f2d47d8SEvgeniy Ivanov if (opaque != NULL)
49*7f2d47d8SEvgeniy Ivanov memset(opaque, 0, totalsize);
50*7f2d47d8SEvgeniy Ivanov return opaque;
51*7f2d47d8SEvgeniy Ivanov }
52*7f2d47d8SEvgeniy Ivanov
53*7f2d47d8SEvgeniy Ivanov void
zcfree(voidpf opaque,voidpf ptr)54*7f2d47d8SEvgeniy Ivanov zcfree(voidpf opaque, voidpf ptr)
55*7f2d47d8SEvgeniy Ivanov {
56*7f2d47d8SEvgeniy Ivanov
57*7f2d47d8SEvgeniy Ivanov dealloc(ptr, 0); /* XXX: size not known */
58*7f2d47d8SEvgeniy Ivanov }
59